Helen is always the first _____ to the office.
A. comes
B. coming
C. to come
D. who came
查看答案
_____ very small, these computers are widely used.
A. To be
B. Having been
C. For being
D. Being
______, more than 200 houses and buildings are heated by solar energy.
A. In the small alone town
B. In the small town alone
C. Alone in the small town
D. In the alone small town
He was ______ a very difficult time after losing his job.
This letter should be ______ the municipal office.
微信支付 
支付宝支付